215096700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7879}}^1$

素因数の和:7916

約数の個数: 144

約数和(自身を含む): 766062080

約数和(自身を除く): 550965380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 25, 26, 28, 30, 35, 39, 42, 50, 52, 60, 65, 70, 75, 78, 84, 91, 100, 105, 130, 140, 150, 156, 175, 182, 195, 210, 260, 273, 300, 325, 350, 364, 390, 420, 455, 525, 546, 650, 700, 780, 910, 975, 1050, 1092, 1300, 1365, 1820, 1950, 2100, 2275, 2730, 3900, 4550, 5460, 6825, 7879, 9100, 13650, 15758, 23637, 27300, 31516, 39395, 47274, 55153, 78790, 94548, 102427, 110306, 118185, 157580, 165459, 196975, 204854, 220612, 236370, 275765, 307281, 330918, 393950, 409708, 472740, 512135, 551530, 590925, 614562, 661836, 716989, 787900, 827295, 1024270, 1103060, 1181850, 1229124, 1378825, 1433978, 1536405, 1654590, 2048540, 2150967, 2363700, 2560675, 2757650, 2867956, 3072810, 3309180, 3584945, 4136475, 4301934, 5121350, 5515300, 6145620, 7169890, 7682025, 8272950, 8603868, 10242700, 10754835, 14339780, 15364050, 16545900, 17924725, 21509670, 30728100, 35849450, 43019340, 53774175, 71698900, 107548350, 215096700]

約数ペア:

[(1, 215096700), (2, 107548350), (3, 71698900), (4, 53774175), (5, 43019340), (6, 35849450), (7, 30728100), (10, 21509670), (12, 17924725), (13, 16545900), (14, 15364050), (15, 14339780), (20, 10754835), (21, 10242700), (25, 8603868), (26, 8272950), (28, 7682025), (30, 7169890), (35, 6145620), (39, 5515300), (42, 5121350), (50, 4301934), (52, 4136475), (60, 3584945), (65, 3309180), (70, 3072810), (75, 2867956), (78, 2757650), (84, 2560675), (91, 2363700), (100, 2150967), (105, 2048540), (130, 1654590), (140, 1536405), (150, 1433978), (156, 1378825), (175, 1229124), (182, 1181850), (195, 1103060), (210, 1024270), (260, 827295), (273, 787900), (300, 716989), (325, 661836), (350, 614562), (364, 590925), (390, 551530), (420, 512135), (455, 472740), (525, 409708), (546, 393950), (650, 330918), (700, 307281), (780, 275765), (910, 236370), (975, 220612), (1050, 204854), (1092, 196975), (1300, 165459), (1365, 157580), (1820, 118185), (1950, 110306), (2100, 102427), (2275, 94548), (2730, 78790), (3900, 55153), (4550, 47274), (5460, 39395), (6825, 31516), (7879, 27300), (9100, 23637), (13650, 15758)]